64/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 586 Google reviews, listed on Google as “Septic system service”.
Best Septic Service Companies in Owasso, OK (2026)
58 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Owasso: Harlan Aerobic Septic Services, CR Score 64/100; 4.9★ from 586 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Anytime Septic, Inc., posts 24/7 hours; ranked #2 of 58.
- 11
Most-reviewed: Roto-Rooter Plumbing - Tulsa, 4,871 Google reviews at 4.8★, the most of 58 ranked; ranked #11.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
58 Owasso septic service companies are ranked here by CR Score, from ten published factors. 41 are open 24/7, 43 open Saturdays and 42 open Sundays, based on posted hours. The median Google rating is 4.8★ across 58 rated businesses.
Top 10 septic service companies in Owasso at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Harlan Aerobic Septic Services | 64 | 4.9★ (586) | Tulsa, 2 mi away | 24/7 | Overall |
| 2 | Anytime Septic, Inc. | 61 | 4.8★ (582) | Owasso | 24/7 | Emergencies |
| 3 | J&J Pumping Services | 61 | 5.0★ (201) | Collinsville, 7 mi away | 24/7 | — |
| 4 | Half Moon Septic Services | 60 | 5.0★ (23) | Owasso | 24/7 | — |
| 5 | Anytime Septic, Inc. | 60 | 4.4★ (64) | Owasso | 24/7 | — |
| 6 | Anytime Septic, Inc. Collinsville | 60 | 4.7★ (126) | Collinsville, 8 mi away | 24/7 | — |
| 7 | OWL Septic Services | 59 | 5.0★ (40) | Tulsa, 7 mi away | 24/7 | — |
| 8 | Mullin Plumbing, HVAC & Septic | 59 | 4.6★ (4,406) | Broken Arrow, 15 mi away | 24/7 | — |
| 9 | Blue Bison Services | 58 | 5.0★ (15) | Collinsville, 4 mi away | 24/7 | — |
| 10 | Martin Septic OK LLC | 58 | 5.0★ (80) | Tulsa, 16 mi away | 24/7 | — |
The 58 best septic service companies in Owasso, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Owasso
61/100CR ScoreRanked #2 because of its Google rating and review volume: 4.8★ from 582 Google reviews.
Based in Collinsville, 7 mi away
61/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 201 Google reviews, listed on Google as “Septic system service”.
Based in Owasso
60/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Septic system service”.
Based in Owasso
60/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.4★ from 64 Google reviews, listed on Google as “Septic system service”.
Based in Collinsville, 8 mi away
60/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.7★ from 126 Google reviews, listed on Google as “Septic system service”.
Based in Tulsa, 7 mi away
59/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 40 Google reviews, listed on Google as “Septic system service”.
Based in Broken Arrow, 15 mi away
59/100CR ScoreRanked #8 because of its Google rating and review volume: 4.6★ from 4,406 Google reviews.
Based in Collinsville, 4 mi away
58/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Septic system service”.
Based in Tulsa, 16 mi away
58/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 80 Google reviews, listed on Google as “Septic system service”.
Based in Tulsa, 13 mi away
58/100CR ScoreRanked #11 because of its Google rating and review volume: 4.8★ from 4,871 Google reviews, the most in Owasso.
Based in Owasso
58/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Septic system service”.
#13 Sinni Septic
Based in Tulsa, 8 mi away
58/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 20 Google reviews, listed on Google as “Septic system service”.
Based in Tulsa, 11 mi away
56/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.7★ from 16 Google reviews, listed on Google as “Septic system service”.
Based in Tulsa, 3 mi away
56/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Septic system service”.
Based in Claremore, 12 mi away
56/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.5★ from 28 Google reviews, listed on Google as “Septic system service”.
#17 Coppedge Septic
Based in Skiatook, 11 mi away
56/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Septic system service”.
#18 Coppedge Septic
Based in Tulsa, 11 mi away
56/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Septic system service”.
Based in Tulsa, 12 mi away
56/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.7★ from 12 Google reviews, listed on Google as “Septic system service”.
Based in Tulsa, 8 mi away
56/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Septic system service”.
Based in Broken Arrow, 13 mi away
55/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.7★ from 14 Google reviews, listed on Google as “Septic system service”.
Based in Tulsa, 23 mi away
55/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 39 Google reviews, listed on Google as “Septic system service”.
Based in Tulsa, 10 mi away
55/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 82 Google reviews, listed on Google as “Septic system service”.
Based in Tulsa, 8 mi away
55/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Septic system service”.
#25 Coppedge Septic
Based in Owasso
55/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.7★ from 15 Google reviews, listed on Google as “Plumber”.
Septic service companies ranked #26 to #50
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 58 ranked septic service companies here; the rest are on their profiles.
Also serving Owasso
18 more septic service companies within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| 918 septic owasso | In Owasso | |
| A Septic Solutions | 5.0★ (1) | 15 mi |
| A&B Land Management | 8 mi | |
| Aim To Please | 5.0★ (1) | 9 mi |
| Always Ready Septic Services | 5.0★ (2) | 13 mi |
| Broken Arrow Plumbing Company | 13 mi | |
| C & C Construction, Excavation, Backhoe | 5.0★ (1) | 13 mi |
| Circle J Trucking & Dirtworx | 22 mi | |
| Cutting Edge Construction | 19 mi | |
| Honey Wagon Septic & Grease | 8 mi | |
| JT Services | 4.8★ (64) | In Owasso |
| K&S Services - Excavation | 10 mi | |
| Lawrence aerobic septic llc | 20 mi | |
| MainStream Sewer and Drain Service Tulsa | 18 mi | |
| Open Range Excavating | 5.0★ (2) | 4 mi |
| ROS Septic Tank Service | 5.0★ (1) | 5 mi |
| SureFlow Septic | 5.0★ (1) | 12 mi |
| Wastewater Solutions Of OK | 12 mi |
How we ranked Owasso septic service companies
We scored 58 Owasso septic service companies on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed November 3, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Owasso data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |
Septic service companies in Owasso: frequently asked questions
Who is the best septic service company in Owasso?
By CR Score, the highest-ranked septic service company in Owasso, OK is Harlan Aerobic Septic Services with a CR Score of 64/100. It has 4.9★ from 586 Google reviews. It is open 24/7. Anytime Septic, Inc. (#2) and J&J Pumping Services (#3) follow. We ranked 58 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Owasso?
ContractorsRanked ranks 58 septic service companies serving Owasso, OK. 5 of them are based in Owasso; the rest serve it from nearby towns. Another 18 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Owasso are open 24/7?
41 ranked septic service companies in Owasso post 24/7 hours. The highest-ranked are Harlan Aerobic Septic Services (#1), Anytime Septic, Inc. (#2) and J&J Pumping Services (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Owasso work on weekends?
43 of 58 ranked septic service companies post Saturday hours and 42 post Sunday hours. The highest-ranked open Saturdays are Harlan Aerobic Septic Services (#1), Anytime Septic, Inc. (#2) and J&J Pumping Services (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Owasso septic service companies have?
The median Google rating among 58 rated septic service companies in Owasso is 4.8★, with a median of 16 reviews. Roto-Rooter Plumbing - Tulsa has the most, 4,871 reviews, and ranks #11. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank septic service companies?
Each septic service company gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do septic service companies outside Owasso count in this ranking?
Yes, if they are within 25 mi of the Owasso city center, our service radius for septic service companies. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Can septic service companies pay to rank higher on ContractorsRanked?
No. The CR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured businesses may appear above the list, labelled Featured and showing their honest rank.
Update log for Owasso
- November 2026: CR Scores recalculated for 58 septic service companies serving Owasso.
More septic service companies and Owasso pages
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